142753140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25583}}^1$

素因数の和:25629

約数の個数: 72

約数和(自身を含む): 447003648

約数和(自身を除く): 304250508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 25583, 51166, 76749, 102332, 127915, 153498, 230247, 255830, 306996, 383745, 460494, 511660, 767490, 793073, 920988, 1151235, 1534980, 1586146, 2302470, 2379219, 3172292, 3965365, 4604940, 4758438, 7137657, 7930730, 9516876, 11896095, 14275314, 15861460, 23792190, 28550628, 35688285, 47584380, 71376570, 142753140]

約数ペア:

[(1, 142753140), (2, 71376570), (3, 47584380), (4, 35688285), (5, 28550628), (6, 23792190), (9, 15861460), (10, 14275314), (12, 11896095), (15, 9516876), (18, 7930730), (20, 7137657), (30, 4758438), (31, 4604940), (36, 3965365), (45, 3172292), (60, 2379219), (62, 2302470), (90, 1586146), (93, 1534980), (124, 1151235), (155, 920988), (180, 793073), (186, 767490), (279, 511660), (310, 460494), (372, 383745), (465, 306996), (558, 255830), (620, 230247), (930, 153498), (1116, 127915), (1395, 102332), (1860, 76749), (2790, 51166), (5580, 25583)]